openwrt/target/linux/starfive/patches-6.6/1000-serial-8250_dw-Add-starfive-jh7100-hsuart-compatible.patch
Zoltan HERPAI e2e2fc3cd0 starfive: add patches for 6.6
Add updated patches for 6.6. DMA/cache-handling patches
have been reworked / backported from upstream.

Signed-off-by: Zoltan HERPAI <wigyori@uid0.hu>
2024-09-03 00:03:19 +02:00

26 lines
1.1 KiB
Diff

From b7b4fad8784d7ab4fcd929a56c3e5366046fe7fc Mon Sep 17 00:00:00 2001
From: Emil Renner Berthing <kernel@esmil.dk>
Date: Thu, 14 Oct 2021 20:56:54 +0200
Subject: [PATCH 1000/1024] serial: 8250_dw: Add starfive,jh7100-hsuart
compatible
This adds a compatible for the high speed UARTs on the StarFive JH7100
RISC-V SoC. Just like the regular uarts we also need to keep the input
clocks at their default rate and rely only on the divisor in the UART.
Signed-off-by: Emil Renner Berthing <kernel@esmil.dk>
---
drivers/tty/serial/8250/8250_dw.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/tty/serial/8250/8250_dw.c
+++ b/drivers/tty/serial/8250/8250_dw.c
@@ -802,6 +802,7 @@ static const struct of_device_id dw8250_
{ .compatible = "cavium,octeon-3860-uart", .data = &dw8250_octeon_3860_data },
{ .compatible = "marvell,armada-38x-uart", .data = &dw8250_armada_38x_data },
{ .compatible = "renesas,rzn1-uart", .data = &dw8250_renesas_rzn1_data },
+ { .compatible = "starfive,jh7100-hsuart", .data = &dw8250_starfive_jh7100_data },
{ .compatible = "starfive,jh7100-uart", .data = &dw8250_starfive_jh7100_data },
{ /* Sentinel */ }
};